Harris Corporation has received a series of new orders totaling $6 million from the U.S. Defense Department for its RF-7800W high-capacity line-of-sight radio. Harris will deliver RF-7800W radios to the U.S. Army for use in a range of missions, including in support of the Multinational Division North Iraq. Separately, the U.S. Marine Corps is buying an additional quantity of RF-7800W radios as part of the wireless point-to-point system.